13704631999 has 8 divisors (see below), whose sum is σ = 14430349040. Its totient is φ = 12979357056.

The previous prime is 13704631973. The next prime is 13704632003. The reversal of 13704631999 is 99913640731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13704631999 - 2⁹ = 13704631487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13704631939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45912 + ... + 171805.

It is an arithmetic number, because the mean of its divisors is an integer number (1803793630).

Almost surely, 2^13704631999 is an apocalyptic number.

13704631999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13704631999 is a deficient number, since it is larger than the sum of its proper divisors (725717041).

13704631999 is a wasteful number, since it uses less digits than its factorization.

13704631999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221049.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The spelling of 13704631999 in words is "thirteen billion, seven hundred four million, six hundred thirty-one thousand, nine hundred ninety-nine".